SEARCH Articles Figures Tables Dimerization of Protonated N-Vinylpyrroles N and C protonation N-H protons N-protonated chiral oxazaborolidine N.m.r. spectroscopy carboxyl protonation and Peculiarities of N-Vinylpyrroles Protonation with Hydrogen Halides Proton conduction mechanism in n solid acidic hydrates Protonated N-hydroxy arylamines Protonation of N-Vinylpyrroles with Superacids